| 20841 | Zeno said live in agreement with nature, which accords with virtue [Zeno of Citium, by Diog. Laertius] |
| 1774 | Since we are essentially rational animals, living according to reason is living according to nature [Zeno of Citium, by Diog. Laertius] |
| 20774 | Only nature is available to guide action and virtue [Chrysippus] |
| 6000 | The goal is rationality in the selection of things according to nature [Diogenes of Babylon, by Blank] |
| 3066 | Nothing is evil which is according to nature [Aurelius] |
| 2868 | Nature is totally indifferent, so you should try to be different from it, not live by it [Nietzsche] |
| 23432 | Concepts such as function, welfare, flourishing and interests only apply to living things [Foot] |
| 23433 | Humans need courage like a plant needs roots [Foot] |
| 22375 | Moral judgements need more than the relevant facts, if the same facts lead to 'x is good' and 'x is bad' [Foot] |
| 22492 | Virtues are as necessary to humans as stings are to bees [Foot] |
| 22493 | Sterility is a human defect, but the choice to be childless is not [Foot] |